ID	medium	photosynthesis_activity
1	Normal	10.27004078
2	Normal	5.683155037
3	Normal	4.255425153
4	Normal	6.298121126
5	LowpH	3.788159958
6	LowpH	3.703308851
7	LowpH	1.823909399
8	LowpH	2.268667049